Home / 31,383,266.30-47,074,899.46-11,189,167.10

Finding the Fourth Proportional to 31,383,266.30, 47,074,899.46 and 11,189,167.10

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Solution

The fourth proportional to 31,383,266.30, 47,074,899.46 and 11,189,167.10 is: 16,783,750.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,383,266.30 : 47,074,899.46 = 11,189,167.10 : x
  2. Step 2: Convert to fraction form
    31,383,266.30/47,074,899.46 = 11,189,167.10/x
  3. Step 3: Cross multiply
    31,383,266.30x = 47,074,899.46 × 11,189,167.10
  4. Step 4: Simplify right side
    31,383,266.30x = 526,728,916,273,639.75
  5. Step 5: Solve for x
    x = 526,728,916,273,639.75/31,383,266.30
  6. Step 6: Final answer
    x = 16,783,750.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.